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CVE Database

CVE-2012-0470

Impact: Critical
Public: 2012-04-24
Bugzilla: 815020: CVE-2012-0470 Mozilla: Invalid frees causes heap corruption in gfxImageSurface (MFSA 2012-23)

Details

The MITRE CVE dictionary describes this issue as:

Heap-based buffer overflow in the nsSVGFEDiffuseLightingElement::LightPixel function in Mozilla Firefox 4.x through 11.0, Firefox ESR 10.x before 10.0.4, Thunderbird 5.0 through 11.0, Thunderbird ESR 10.x before 10.0.4, and SeaMonkey before 2.9 allows remote attackers to cause a denial of service (invalid gfxImageSurface free operation) or possibly execute arbitrary code by leveraging the use of "different number systems."

Find out more about CVE-2012-0470 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 6.8
Base Metrics: AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector: Network
Access Complexity: Medium
Authentication: None
Confidentiality Impact: Partial
Integrity Impact: Partial
Availability Impact: Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
RHEL Optional Productivity Applications version 5 (thunderbird) RHSA-2012:0516 April 24, 2012
Red Hat Enterprise Linux Desktop version 5 (thunderbird) RHSA-2012:0516 April 24, 2012
Red Hat Enterprise Linux version 5 (firefox) RHSA-2012:0515 April 24, 2012
Red Hat Enterprise Linux version 6 (firefox) RHSA-2012:0515 April 24, 2012
Red Hat Enterprise Linux version 6 (thunderbird) RHSA-2012:0516 April 24, 2012

External References

Acknowledgements

Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Atte Kettunen from OUSPG as the original reporter.

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.